code: def batch():
      pass
  
file_path: metaflow/metaflow/plugins/aws/batch/batch_cli.py
imports: from metaflow._vendor import click
  import os
  import sys
  import time
  import traceback
  from metaflow import util
  from metaflow import R
  from metaflow.exception import CommandException, METAFLOW_EXIT_DISALLOW_RETRY
  from metaflow.metadata.util import sync_local_metadata_from_datastore
  from metaflow.metaflow_config import DATASTORE_LOCAL_DIR
  from metaflow.mflog import TASK_LOG_SOURCE
  from .batch import Batch, BatchKilledException
label_desc: Use image node_id 2 for calling a global function with example usage: batch() without return types